After activating your groups will have ability to create any custom fields they want. Also extra page will appear with chosen content.
This plugin adds query args to the Jetpack Widget Visibility module.
This plugin adds WPML Language options to the Jetpack Widget Visibility module.
This plugin is a proposed enhancement of the Jetpack Widget Visibility module.
Extend Visitor Maps and Who's Online with extra features, such as IP and referer banning. Display the referring host name and search string.
A plugin for developers to Extend WordPress upload to be able to use it at any place.
This plugin extends WordPress capabilities with Symfony2 components seamlessly.
Plugin for running the Kohana 3.0 framework inside of WordPress
This is not really a plugin. This is a base class implementation that can be used to create plugins.